Access to Nitrous (increase's speed) and the ability to purge your lines (cosmetic smoke) on any vehicle. (To activate in-game hold LEFT CTRL while driving /Purge works with most vehicles)   

(Pictures Below of Nitrous and Purging lines) 

https://imgur.com/Wxh7TiL

https://imgur.com/6VtlVBo

https://discord.gg/ladojrp